#include<stdio.h>
#include<string.h>

int main()
{
    char s[20]="fujieping";
    char s2[20]="pingg";
    int *p=strstr(s,s2);
    //strcat(s,s2);
    //printf("%s\n",s);
    if (p==NULL)
    {
        printf("NO!\n");
        return -1;
    }
    printf("%s\n",p);
    
    return 0;
}